Storage battery.



` PATENTE) FEB. s, i903.

B. Pom). STORAGE BATTERY.

illlllllllIIIIIHIHHIII Il "In,

ummm 11H1 HMM?! c Y mnlmumll? U HIIIIM'HHIIHHIHM INVENTR.

' A TORNEY.

UNITED STATES PATENT OFFICE.

BRUCE FORD, OF PHILADELPHIA, PENNSYLVANIA, ASSIGNOR TO ELECTRIC STORAGE BATTERY COMPANY, OF PHILADELPHIA, PENNSYLVANIA, Ay CORPORATION OF JERSEY.

STO RAG E BATTERY.

'SPECIFICATION forming part of Letters Patent No. 719,937, dated February 3, 1903. Application tiled December 1Q. 1902. Serial No.135902. (No model.)

T @ZZ whom it may con/007%: that it can be sprung into place above the Be it known that I, BRUCE FORD, a citizen separators, and by pressing upon the walls of 55 of the United States, residing at the city of the jar remains in proper position. y In such Philadelphia, in the county of Philadelphia case it could be made of hard rubber. As 5 and State of Pennsylvania, have invented shown in Figs. l and 2, the holder is in the certain new and useful Improvements in Storform of a cross, and it is placed between the age Batteries, of which the followingisaspeciseparators and the'jar-cover 5, which is at- 6o fcation. tached to the walls of the jar. As shown in Objects of the present invention are to pro- Fig. 1, the holder 6 also serves to support the ro vide for holding down the separators which cover, so that it cannot slip downward. As

are used between the plates or elements and shown in Fig. 8, the lugs 7 of the plates eX- which are buoyant iu the electrolyte, and tend inward, so that the holderScan be placed 65 therefore tend to rise, and also to provide for under them and the jar-cover 9 can be rested supporting the covers in cases where suitable upon the top of them. supports are absent. It will be obvious to those skilled in the art To these and other ends hereinafter set to which my invention appertains that modiforth the invention, stated in general terms, Iications may be made in detail without de- 7o comprises the improvements to be finally parting from the spirit thereof. Hence I do claimed and presently described in connecnot limit myself tothe precise construction zo tion with the accompanying,r drawings, in and arrangement of parts hereinabove set which- Y 1 forth, and illustrated in the accompanying Figure l is a view, principally in section, drawings; but, 75 showing a cell embodying features of the in Having thus described the nature and obvention. Fig. 2 is a top view of the holder jects of my invention, what I claim as new,

z5 shown in Fig. l. Fig. Seis a side view of the and desire to secure by Letters Patent, is-

same. Fig. 4 is a detached view showing an 1. In combination a cell containing an elecelevation of one of the parts of the holder trolyte and its complemental elements, sepa- 8o illustrated in Figs. 2 and 3. Figs. 5 and 6 rators bnoyantin the electrolyte, andaholder are respectively a top and a side view of anarranged above the separators to prevent 3o other type of holder. Fig. 7 is a top or plan their rising, substantially as described.

View of a cell embodying a modification of 2. In combinationa cell containing an electhe invention. Fig. 8 is a sectional view of trolyte and its complemental elements, sepa- 85 a portion of a cell embodying afurther modirators expansive and buoyant in the electroication of the invention, and Fig. 9 is a top lyte, and a holder arranged above the sepaor plan view of a jar-cover. rators to prevent their rising, substantially In the drawings the jar l contains the elecas described. trolyte and the elements 2 and 3. 3. In combination acell containing an elec- 9o 4 represents separators arranged between trolyte and its complemental elements, the elements or plates, and they are of wood wooden separators, and a holder arranged 4o and are buoyant and also expansive. The above the separators to prevent their rising,

separators may not be put in too tight, besubstantially as described. cause if they were they would expand for a 4. In combination a cell containing an elec- 95 While until they were thoroughly Wet, and trolyte and its complemental elements and` since they must be put in loose they tend to separators, aholder arranged above the sepaiioat or rise up. Above the separators is arrators and elements, and a cover arranged ranged a holder, and it prevents the separaabove the holderand supported thereby, subtors from rising and may be made also to stantially as described. roo serve as a support for the cover of the jar. In testimony whereof I have hereunto The holder is intended to be properly supsigned my name.

5o ported for holding down the separators, and BRUCE FORD.

it may assume a variety of forms. As shown In presence 0f in Figs. 5, 6, and 7, the holder a is generallyl H. B. HART, J r., oblong and provided with curved parts, so EDGAR LONGAKER. 

